Guelph
Canada
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Guelph, Canada

The first month of the autumn, September, is also an enjoyable month in Guelph, Canada, with average temperature varying between 19.8°C (67.6°F) and 8.4°C (47.1°F).

Temperature

In September, the average high-temperature marginally drops, from a warm 24.5°C (76.1°F) in August, to a comfortable 19.8°C (67.6°F). The average low-temperature, in Guelph, Canada, is 8.4°C (47.1°F).

Rainfall

In Guelph, during 14.1 rainfall days, 90.4mm (3.6") of precipitation is typically accumulated. In Guelph, during the entire year, the rain falls for 127.3 days and collects up to 782.2mm (30.8") of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Guelph, the average length of the day in September is 12.5h.

Sunshine

In September, the average sunshine in Guelph is 5.7h.

What is the temperature in September in Guelph?

The average high-temperature, in September, in Guelph, Canada, is 19.8°C (67.6°F), while the average low-temperature is 8.4°C (47.1°F).

How much does it rain in Guelph in September?

In Guelph, in September, during 14.1 rainfall days, 90.4mm (3.6") of precipitation is typically accumulated.

Does it snow in Guelph in September?

In Guelph, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Guelph?

In Guelph, Canada, snow does not fall in June through September.

How many hours of daylight does Guelph have in September?

In Guelph, Canada, the average length of the day in September is 12.5h.

How many hours of sunshine does Guelph have in September?

In September, the average sunshine in Guelph is 5.7h.
Average temperature in September - Guelph, Canada
  • Average high temperature in September: 19.8°C

The warmest month (with the highest average high temperature) is July (25.9°C).
The month with the lowest average high temperature is January (-3°C).

  • Average low temperature in September: 8.4°C

The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-10.8°C).

Average rainfall in September - Guelph, Canada
  • Average rainfall in September: 90.4mm

The wettest month (with the highest rainfall) is July (95.8mm).
The driest month (with the lowest rainfall) is January (17.6mm).

Average rainfall days in September - Guelph, Canada
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is October (14.5 days).
The month with the lowest number of rainy days is February (3.9 days).

Average snowfall in September - Guelph, Canada
  • Average snowfall in September: 0mm

Months with the highest snowfall are January and December (386mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in September - Guelph, Canada
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.7 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Guelph, Canada
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in September: 5.7h

The month with most sunshine is July (Average sunshine: 9h).
The month with least sunshine is December (Average sunshine: 1.8h).